Home / 63,918.10-95,767.80-40,517.20

Finding the Fourth Proportional to 63,918.10, 95,767.80 and 40,517.20

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Solution

The fourth proportional to 63,918.10, 95,767.80 and 40,517.20 is: 60,706.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,918.10 : 95,767.80 = 40,517.20 : x
  2. Step 2: Convert to fraction form
    63,918.10/95,767.80 = 40,517.20/x
  3. Step 3: Cross multiply
    63,918.10x = 95,767.80 × 40,517.20
  4. Step 4: Simplify right side
    63,918.10x = 3,880,243,106.16
  5. Step 5: Solve for x
    x = 3,880,243,106.16/63,918.10
  6. Step 6: Final answer
    x = 60,706.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.